Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 205
EN(H4DOTC)(diag)-44
Subaru Select Monitor
ENGINE (DIAGNOSTICS)
3. READ CURRENT DATA FOR ENGINE (OBD MODE)
1) On «Main Menu» display, select {Each System Check}.
2) On «System Selection Menu» display, select {Engine Control System}.
3) Click the [OK] button after the information of engine type has been displayed.
4) On «Engine Diagnosis» display, select {OBD System}.
5) On «OBD Menu» display, select {Current Data Display & Save}.
6) On «Current Data Display & Save» display, select {All data display}.
7) Using the scroll key, scroll the display screen up or down until the desired data is shown.
• A list of the support data is shown in the following table.
Contents
Display
Note (at idling)
Unit of mea-
sure
Number of diagnosis code
Number of DTCs
0
—
Condition of malfunction indicator light
MI(MIL)
OFF
—
Monitoring test of misfire
Misfire monitoring(Supp)
YES
—
Monitoring test of misfire
Misfire monitoring(Rdy)
YES
—
Monitoring test of fuel system
Fuel system monitor-
ing(Supp)
YES
—
Monitoring test of fuel system
Fuel system monitor-
ing(Rdy)
YES
—
Monitoring test of comprehensive component
Component monitor-
ing(Supp)
YES
—
Monitoring test of comprehensive component
Component monitor-
ing(Rdy)
YES
—
Test of catalyst
Catalyst Diagnosis(Supp)
YES
—
Test of catalyst
Catalyst Diagnosis(Rdy)
NO
—
Test of heating-type catalyst
Heated catalyst(Supp)
NO
—
Test of heating-type catalyst
Heated catalyst(Rdy)
N/A
—
Test of evaporative emission purge control system
Evaporative purge sys-
tem(Supp)
YES
—
Test of evaporative emission purge control system
Evaporative purge sys-
tem(Rdy)
NO
—
Secondary air system test
Secondary air sys-
tem(Supp)
YES
—
Secondary air system test
Secondary air system(Rdy)
NO
—
Test of air conditioning system refrigerant
A/C system refriger-
ant(Supp)
NO
—
Test of air conditioning system refrigerant
A/C system refrigerant(Rdy)
N/A
—
Test of oxygen sensor
Oxygen sensor (Supp)
YES
—
Test of oxygen sensor
Oxygen sensor (Rdy)
NO
—
Test of oxygen sensor heater
O2 Heater Diagnosis(Supp)
YES
—
Test of oxygen sensor heater
O2 Heater Diagnosis(Rdy)
YES
—
Test of EGR system
EGR system(Supp)
NO
—
Test of EGR system
EGR system(Rdy)
N/A
—
Air fuel ratio control system for bank 1
Fuel system for Bank 1
Cl_normal
—
Engine load data
Calculated load value
19.2
%
Engine coolant temperature signal
Coolant Temp.
96
°C
Short term fuel trim by front oxygen (A/F) sensor (bank 1) Short term fuel trim B1
17.2
%
Long term fuel trim by front oxygen (A/F) sensor (bank 1)
Long term fuel trim B1
5.5
%
Intake manifold absolute pressure signal
Mani. Absolute Pressure
248
mmHg
Engine speed signal
Engine Speed
846
rpm
Vehicle speed signal
Vehicle speed
0
km/h
#1 Cylinder ignition timing
Ignition timing adv. #1
13.5
°
Intake air temperature signal
Intake Air Temp.
44
°C
EN(H4DOTC)(diag)-45
Subaru Select Monitor
ENGINE (DIAGNOSTICS)
Intake air amount
Mass Air Flow
3.6
g/s
Throttle position signal
Throttle Opening Angle
13
%
Secondary air control status
Secondary air system
Stop
—
Oxygen sensor (bank 1 sensor 2)
Oxygen sensor #12
0.1 — 0.7
V
A/F correction (bank 1 sensor 2)
Short term fuel trim #12
0.0
%
On-board diagnostic system
OBD System
OBD/OBD2
—
Front oxygen (A/F) sensor (Bank 1 sensor 1)
Oxygen sensor #11
Support
—
Oxygen sensor (Bank 1 Sensor 2)
Oxygen sensor #12
Support
—
Elapsed time after engine start
Time Since Engine Start
—
sec
Travel distance after the malfunction indicator light illumi-
nates
Lighted MI lamp history
—
km
A/F lambda signal (Bank 1 Sensor 1)
A/F Sensor #11
0.951
—
A/F sensor output signal (Bank 1 Sensor 1)
A/F Sensor #11
2.468
V
Evaporative purge
Evap Purge
0
%
Fuel level signal
Fuel Level
—
%
Number of warm ups after DTC clear
Number of warm-ups
—
times
Travel distance after DTC clear
Meter since DTC cleared
—
km
Atmospheric pressure signal
Atmospheric pressure
Atmospheric pressure
mmHg
A/F lambda signal (Bank 1 Sensor 1)
A/F Sensor #11
0.957
—
A/F sensor output signal (Bank 1 Sensor 1)
A/F Sensor #11
–0.18
mA
Catalyst temperature #1
Catalyst Temperature #11
—
°C
Monitoring test of misfire
Misfire monitoring(Enable)
YES
—
Monitoring test of misfire
Misfire monitoring(Comp)
YES
—
Monitoring test of fuel system
Fuel system monitor-
ing(Enable)
YES
—
Monitoring test of fuel system
Fuel system monitor-
ing(Comp)
NO
—
Monitoring test of comprehensive component
Component monitor-
ing(Enable)
NO
—
Monitoring test of comprehensive component
Component monitor-
ing(Comp)
NO
—
Test of catalyst
Catalyst Diagnosis(Enable)
YES
—
Test of catalyst
Catalyst Diagnosis(Comp)
NO
—
Test of heating-type catalyst
Heated catalyst(Enable)
N/A
—
Test of heating-type catalyst
Heated catalyst(Comp)
N/A
—
Test of evaporative emission purge control system
Evaporative purge sys-
tem(Enable)
YES
—
Test of evaporative emission purge control system
Evaporative purge sys-
tem(Comp)
NO
—
Secondary air system test
Secondary air sys-
tem(Enable)
YES
—
Secondary air system test
Secondary air sys-
tem(Comp)
NO
—
Test of air conditioning system refrigerant
A/C system refriger-
ant(Enable)
N/A
—
Test of air conditioning system refrigerant
A/C system refriger-
ant(Comp)
N/A
—
Test of oxygen sensor
Oxygen sensor(Enable)
YES
—
Test of oxygen sensor
Oxygen sensor(Comp)
NO
—
Test of oxygen sensor heater
O2 Heater Diagno-
sis(Enable)
YES
—
Contents
Display
Note (at idling)
Unit of mea-
sure
EN(H4DOTC)(diag)-46
Subaru Select Monitor
ENGINE (DIAGNOSTICS)
NOTE:
For detailed operation procedures, refer to “PC application help for Subaru Select Monitor”.
Test of oxygen sensor heater
O2 Heater Diagno-
sis(Comp)
YES
—
Test of EGR system
EGR system(Enable)
N/A
—
Test of EGR system
EGR system(Comp)
N/A
—
ECM power supply voltage
ECU ACC
13.848
V
Absolute load
Absolute Load Value
21
%
A/F target lambda
Target Equivalence Ratio
0.993
—
Relative throttle opening angle
Relative Throttle Pos.
2
%
Ambient temperature
Ambient Temperature
Ambient Temperature
°C
Absolute throttle opening angle 2
Absolute Throttle Pos.#2
31
%
Absolute accelerator opening angle 1
Accelerator Pedal Pos.#1
13
%
Absolute accelerator opening angle 2
Accelerator Pedal Pos.#2
13
%
Target throttle opening angle
Target Throttle Opening
Angle
0
%
Engine operating time while malfunction indicator light lit
Time while MIL lighted
—
min
Elapsed time after DTC clear
Time since DTC cleared
—
min
Type of fuel
Type of fuel
GAS
—
Relative acceleration opening angle
Relative Accelera. Pos.
0
%
Neutral condition
MT gear status
NEUT
—
Contents
Display
Note (at idling)
Unit of mea-
sure
EN(H4DOTC)(diag)-47
Subaru Select Monitor
ENGINE (DIAGNOSTICS)
4. READ FREEZE FRAME DATA FOR ENGINE (OBD MODE)
1) On «Main Menu» display, select {Each System Check}.
2) On «System Selection Menu» display, select {Engine Control System}.
3) Click the [OK] button after the information of engine type has been displayed.
4) On «Engine Diagnosis» display, select {OBD System}.
5) On «OBD Menu» display, select {Freeze Frame Data Display}.
• A list of the support data is shown in the following table.
NOTE:
For detailed operation procedures, refer to “PC application help for Subaru Select Monitor”.
5. V.I.N REGISTRATION
1) On «Main Menu» display, select {Each System Check}.
2) On «System Selection Menu» display, select {Engine Control System}.
3) Click the [OK] button after the information of engine type has been displayed.
4) On the «Engine Diagnosis» display, select {Entry VIN}.
5) Perform the procedures shown on the display screen.
Contents
Display
Unit of measure
DTC of freeze frame data
Freeze frame data
—
Air fuel ratio control system for bank 1
Fuel system for Bank 1
—
Engine load data
Calculated load value
%
Engine coolant temperature signal
Coolant Temp.
°C or °F
Short term fuel trim by front oxygen (A/F) sensor (bank 1)
Short term fuel trim B1
%
Long term fuel trim by front oxygen (A/F) sensor (bank 1)
Long term fuel trim B1
%
Intake manifold absolute pressure signal
Mani. Absolute Pressure
mmHg, kPa, inHg or psi
Engine speed signal
Engine Speed
rpm
Vehicle speed signal
Vehicle speed
km/h or MPH
Ignition timing adv. #1
Ignition timing adv. #1
°
Intake air temperature
Intake Air Temp.
°C
Amount of intake air
Mass Air Flow
g/s
Throttle valve angle
Throttle Opening Angle
%
Secondary air control status
Secondary air system
—
Oxygen sensor #12
Oxygen sensor #12
V
A/F correction #12
Short term fuel trim #12
%
OBD system
OBD System
—
Oxygen sensor #11
Oxygen sensor #11
—
Oxygen sensor #12
Oxygen sensor #12
—
Elapsed time after starting engine
Time Since Engine Start
sec
Evaporative purge
Evap Purge
%
Fuel level
Fuel Level
%
Atmospheric pressure
Atmospheric pressure
mmHg, kPa, inHg or psig
ECM power supply voltage
ECU ACC
V
Absolute load
Absolute Load Value
%
A/F target lambda
Target Equivalence Ratio
—
Relative throttle opening angle
Relative Throttle Pos.
%
Ambient temperature
Ambient Temperature
°C or °F
Absolute throttle opening angle 2
Absolute Throttle Pos.#2
%
Absolute accelerator opening angle 1
Accelerator Pedal Pos.#1
%
Absolute accelerator opening angle 2
Accelerator Pedal Pos.#2
%
Target throttle opening angle
Target Throttle Opening Angle
%
Neutral condition
MT gear status
—
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